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jrd1990zr1 · 05-15-2024

I recall that I read somewhere that it takes less R134a to charge the system than R12. Does anyone have information on the amount of R134A is needed for a full charge in a 1990 ZR1 AC system?

Thanks

05-15-2024	#1
jrd1990zr1 Join Date: Dec 2005 Location: Delanson, NY Posts: 923	r12 to r134a conversion question I recall that I read somewhere that it takes less R134a to charge the system than R12. Does anyone have information on the amount of R134A is needed for a full charge in a 1990 ZR1 AC system? Thanks __________________ 1968 convertible Lemans Blue, 1986 coupe Medium Blue NCRS Top Flight (sold), 1990 ZR1 #2529 Red NCRS Regional and National Top Flight (sold), 1990 ZR1 #2124 Charcoal Metallic NCRS Top Flight 2010 & 2018, 2003 Anniversary Red Convertible (sold)